2, pressed by mould vulcanization, ID from 0.5mm to 1000mm and C/S from 0.5mm to 20mm by mould Vulcanization, ID from 3mm to 20mm and C/S from 500mm to 6000mm by Section Vulcanization;

3, AS, JIS, BS, R, GB and customize size available;

4, in house tool making and free of tooling charge for standard rubber ring, the mould line can be 45° And 180°

5, RoHs/Reach/NORSOKM710 certificate,

6, strict material traceability under ERP system.

7, Big stock, mini MOQ acceptable

Materials

Materials & Temperature Ranges

Fluid Examples

Suitable With

Not Suitable With

Nitrile (NBR) -40ºC to 120ºC -40ºF to 248ºF

Petroleum Oils Hydraulic Oils Water

Brake Fluids Ketones Phosphate Esters Strong Acids (H2S)

Hydrogenated Nitrile (HNBR) -40ºC to 150ºC -40ºF to 302ºF

Petroleum Oils H2S (10%) Water

Polar Solvents Brake Fluids Strong Acids

Ethylene Propylene(EPDM) -50ºC to 150ºC -58ºF to 302ºF

Brake Fluids Water/ Hot Water Steam

Mineral Oils Ozone at High Temperatures

Fluoroelastomer (FKM) -20ºC to 200ºC -4ºF to 392ºF

Petroleum Oils Silicone Oils Gasoline

Brake Fluids Ammonia Gas Steam

Perfluoroelastomer (FFKM) -20ºC to 320ºC -4ºF to 608ºF

Most Media

Liquid Sodium & Potassium Fluorinated Solvents & Refrigerants

Silicone (VMQ) -70ºC to 220ºC -94ºF to 428ºF

Vegetable Oil Water Ozone

Acids &Alkalis Hot Water & Steam (>120ºC)

Neoprene (CR) -40ºC to 120ºC -40ºF to 248ºF

Ammonia Refrigerants Ozone

Aromatic Hydrocarbons Polar Solvents Toluene

PTFE -200ºC to 280ºC -148ºF to 536ºF

Most Media

Fluorine Molten Alkali Metals Strong Oxidizing Agents

Polyurethane (PU) -40ºC to 90ºC -40ºF to 194ºF

Most Petroleum Oils

Brake Fluids Hot Water Steam

PEEK -70ºC to 260ºC -94ºF to 500ºF

Most Media

Hydrochloric, Nitric & Sulfuric Acids

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